बिग बैंग सिद्धांत मुख्य रूप से निम्नलिखित में से किस अवलोकन की व्याख्या करता है?

Which one of the following best explains the concept of Cosmic Inflation?

Which of the following evidence supports the Big Bang theory of the origin of the universe?

According to cosmological models, what is the estimated total energy released or equivalent to the observable universe at the Big Bang event, which occurred approximately 13.8 billion years ago?